Health and Human Services Secretary Robert F. Kennedy Jr. shared photos of himself and his family at Washington, D.C.'s Rock Creek on Sunday.

Robert F. Kennedy Jr., the health secretary, shared photos of himself and his grandchildren swimming in waters that handle sewer overflow.

Kennedy Jr. shared photos of himself swimming alongside his grandchildren in Washington, D.C.'s Rock Creek, a waterway long known to be contaminated with high levels of bacteria. Newsweek reached out to HHS,